| Company | Timeline | Status | |
| The Mill Hill School Foundation Director • Retired | 17 Jul 1997←6 Years→31 Dec 2003 | Active | |
| Mill Hill School Enterprises Director • Incorporated Valuer Auctioneer | 24 Oct 1992←18 Years→31 Dec 2010 | Active | |
| Chaplair Limited Director • Valuer | 31 Jan 1992←22 Years→5 Jan 2015 | Active | |
